external-monitor.fish

function external-monitor -d 'Enable/disable external monitor'
    if [ "$argv[1]" = "on" ]
        echo 'Starting bumblebeed...'

        sudo systemctl start bumblebeed

        echo 'Enabling discrete GPU...'

        echo ON | sudo tee /proc/acpi/bbswitch

        optirun true

        intel-virtual-output

        # redshift doesn't detect the external screen
        env DISPLAY=':8' redshift -o -c ~/.config/redshift.conf

        xrandr --output VIRTUAL3 --primary --mode VIRTUAL3.639-1920x1080 \
            --pos 0x0 --rotate normal --output LVDS1 --off --output VGA1 --off
    else
        echo 'Disabling optmius...'

        xrandr --output VIRTUAL3 --off --output LVDS1 --primary \
            --mode 1600x900 --pos 0x0 --rotate normal

        set pid (ps aux | grep -iP 'xorg.+bumblebee' | grep -v grep | awk '{print $2}')

        if [ "$pid" != "" ]
            sudo kill -15 $pid
        end

        echo 'Stopping bumblebeed...'

        sudo systemctl stop bumblebeed

        echo 'Unloading drivers...'

        sudo rmmod nvidia

        echo 'Disabling discrete GPU...'

        echo OFF | sudo tee /proc/acpi/bbswitch
    end
end